Class: Flapjack::Notifier

Inherits:
Object
  • Object
show all
Includes:
Utility
Defined in:
lib/flapjack/notifier.rb

Instance Method Summary collapse

Methods included from Utility

#hashify, #load_template, #local_timezone, #relative_time_ago, #remove_utc_offset, #stringify, #symbolize, #time_period_in_words, #truncate

Constructor Details

#initialize(opts = {}) ⇒ Notifier

Returns a new instance of Notifier.



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# File 'lib/flapjack/notifier.rb', line 22

def initialize(opts = {})
  @lock = opts[:lock]
  @config = opts[:config] || {}

  @queue = Flapjack::RecordQueue.new(@config['queue'] || 'notifications',
             Flapjack::Data::Notification)

  queue_configs = @config.find_all {|k, v| k =~ /_queue$/ }
  @queues = Hash[queue_configs.map {|k, v|
    [k[/^(.*)_queue$/, 1], Flapjack::RecordQueue.new(v, Flapjack::Data::Alert)]
  }]

  raise "No queues for media transports" if @queues.empty?

  tz_string = @config['default_contact_timezone'] || ENV['TZ'] || 'UTC'
  tz = ActiveSupport::TimeZone[tz_string.untaint]
  if tz.nil?
    raise "Invalid timezone string specified in default_contact_timezone or TZ (#{tz_string})"
  end
  @default_contact_timezone = tz
end

Instance Method Details

#start ⇒ Object 



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# File 'lib/flapjack/notifier.rb', line 44

def start
  begin
    Zermelo.redis = Flapjack.redis

    loop do
      @lock.synchronize do
        @queue.foreach {|notif| process_notification(notif) }
      end

      @queue.wait
    end
  ensure
    Flapjack.redis.quit
  end
end

#stop_type ⇒ Object 



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# File 'lib/flapjack/notifier.rb', line 60

def stop_type
  :exception
end